GB274422A - Improvements in photo-lithography - Google Patents

Improvements in photo-lithography

Info

Publication number
GB274422A
GB274422A GB1170727A GB1170727A GB274422A GB 274422 A GB274422 A GB 274422A GB 1170727 A GB1170727 A GB 1170727A GB 1170727 A GB1170727 A GB 1170727A GB 274422 A GB274422 A GB 274422A
Authority
GB
United Kingdom
Prior art keywords
plate
screen
negative
retouching
photo
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1170727A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB274422A publication Critical patent/GB274422A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F5/00—Screening processes; Screens therefor
    • G03F5/02—Screening processes; Screens therefor by projection methods
    • G03F5/04—Screening processes; Screens therefor by projection methods changing the screen effect
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/04—Photo-taking processes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
GB1170727A 1926-07-14 1927-05-02 Improvements in photo-lithography Expired GB274422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM0095332 1926-07-14

Publications (1)

Publication Number Publication Date
GB274422A true GB274422A (en) 1928-06-14

Family

ID=7322963

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1170727A Expired GB274422A (en) 1926-07-14 1927-05-02 Improvements in photo-lithography

Country Status (4)

Country Link
BE (1) BE342851A (enrdf_load_stackoverflow)
FR (1) FR634111A (enrdf_load_stackoverflow)
GB (1) GB274422A (enrdf_load_stackoverflow)
NL (1) NL21890C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530232A (en) * 1945-11-20 1950-11-14 William M Devers Method of preparing intaglio printing surfaces
US2532701A (en) * 1947-03-20 1950-12-05 William H Falconer Method of making intaglio or gravure printing plates

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530232A (en) * 1945-11-20 1950-11-14 William M Devers Method of preparing intaglio printing surfaces
US2532701A (en) * 1947-03-20 1950-12-05 William H Falconer Method of making intaglio or gravure printing plates

Also Published As

Publication number Publication date
FR634111A (fr) 1928-02-09
BE342851A (enrdf_load_stackoverflow)
NL21890C (enrdf_load_stackoverflow)

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